; EXPECT: unsat
(set-logic ALL)
(set-option :incremental false)
(declare-fun x0 () Bool)
(declare-fun x1 () Bool)
(declare-fun x2 () Bool)
(declare-fun x3 () Bool)
(assert (or x1 (not x0)))
(assert (or x0 (not x3)))
(assert (or x3 x2))
(assert (and x1 (not x1)))
(check-sat-assuming ( x2 ))
